+static bool IsReachable(const char *name) {
+ SCNetworkReachabilityFlags flags; {
+ SCNetworkReachabilityRef reachability(SCNetworkReachabilityCreateWithName(NULL, name));
+ SCNetworkReachabilityGetFlags(reachability, &flags);
+ CFRelease(reachability);
+ }
+
+ // XXX: this elaborate mess is what Apple is using to determine this? :(
+ // XXX: do we care if the user has to intervene? maybe that's ok?
+ return
+ (flags & kSCNetworkReachabilityFlagsReachable) != 0 && (
+ (flags & kSCNetworkReachabilityFlagsConnectionRequired) == 0 || (
+ (flags & kSCNetworkReachabilityFlagsConnectionOnDemand) != 0 ||
+ (flags & kSCNetworkReachabilityFlagsConnectionOnTraffic) != 0
+ ) && (flags & kSCNetworkReachabilityFlagsInterventionRequired) == 0 ||
+ (flags & kSCNetworkReachabilityFlagsIsWWAN) != 0
+ )
+ ;
+}
+